DATA CONCEPTS
SAMPLING vs. CENSUS
DATA COLLECTION
INTERPRETING DATA
BIAS
100
What is a population are all the individuals in a group that is being studied. A sample is a group of items or people selected from the population.
What is the difference between a sample and population?
100
A sample is a group of items or people selected from the population. A census is when your survey everyone in the population.
What is the difference between a sample and census?
100
What is the participants in an experiment who do not receive the specific treatment being measured.
what is control group?
100
What is data that has been collected directly by the researcher and have not been manipulated or summarized. Data that is used by someone other than those who actually collected the data.
What is primary and secondary data?
100
What is response, sampling, measurement and non response.
what are the types of bias?
200
What is data in the form of any number
What is numerical data Quantative?
200
What is Simple, systematic, multi stage, cluster and stratified sampling
What are the types of good sampling?
200
What is independent, dependent and controlled.
what are the three variables?
200
What is an individual set of data about a single respondent.
what is micro data?
200
What is leading and loaded.
What are the types of questions to avoid?
300
What is CONTINUOUS and DISCRETE
What are the numerical groups?
300
What is systematic sample
A seat belt factory randomly selects a time each hour and then tests the next seat belts on the factory line? describe the sampling method
300
What is an observational study.
. Identify the scenario as an observational or experimenta. People are asked if they have had magnetic therapy and whether they're pain is reduced?
300
What is primary data.
The newspaper reports the salary of every city council member. identify the type of data?
300
What is sampling bias.
A store that sells hunting gear petitions to lower the cost of registering a gun. describe the bias?
400
Nominal is qualitative data that cannot be ranked. Ordinal qualitative data that can be ranked
What is the difference between nominal and ordinal
400
What is voluntary response?
A charity mails a survey to 450 members?
400
What is experimental.
A research team asked 500 households for charitable donations when the solicitor was an attractive female the average donation increase by 50%, especially if a male answers the door. determine whether if its observational or experimental.
400
The height of each person in your class is an example of what?
What is an example of microdata
400
What is the y-axis not starting at zero, skipping intervals and misleading titles and size of the bar.
List two things that are misleading about a bar graph?
500
A survey question that solicits categorical, nominal data.
What is ....any question that has qualitative categories that cannot be ranked.
500
DAILY DOUBLE!!! A candy factory wants to do some quality control on its production line to see if it has the right proportion of each flavour in its coloured candy mix. (We are working with packages of candy on a conveyer belt)
What is ....SYSTEMATIC /SIMPLE RANDOM, depends on how justified?
500
Questions on surveys should be free of ________, clear and concise.
What is BIAS?
500
A rocket is launched at various angles to see what horizontal distance can be reached. The angle at which the rocket is launched is the _______________variable.
What is INDEPENDENT?
500
A radio hostess: "Many people say that guys that who don't pay for the first date are cheap and they are put in the friend zone immediately. Personally, I think a guy should be paying for the first date if they are worth sticking around for. Robert (caller into station), do you think that guys should be paying for the first date?"
What is a loaded question?
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